30937780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1301}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 68901840

約数和(自身を除く): 37964060

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 1301, 2378, 2602, 4756, 5204, 5945, 6505, 11890, 13010, 23780, 26020, 37729, 53341, 75458, 106682, 150916, 188645, 213364, 266705, 377290, 533410, 754580, 1066820, 1546889, 3093778, 6187556, 7734445, 15468890, 30937780]

約数ペア:

[(1, 30937780), (2, 15468890), (4, 7734445), (5, 6187556), (10, 3093778), (20, 1546889), (29, 1066820), (41, 754580), (58, 533410), (82, 377290), (116, 266705), (145, 213364), (164, 188645), (205, 150916), (290, 106682), (410, 75458), (580, 53341), (820, 37729), (1189, 26020), (1301, 23780), (2378, 13010), (2602, 11890), (4756, 6505), (5204, 5945)]